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v4l2codecs: vp8: Allow baseclass from skipping frames

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In preparation for !1670, this will allow the base class from skipping frames
that should not be displayed. Previously it would complain about unordered
decoding taking place in the driver.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1696>
This commit is contained in:
Nicolas Dufresne 2020-10-15 12:08:19 -04:00
parent a3e6d9fc24
commit 0f5fc9646e
1 changed files with 7 additions and 11 deletions
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18
sys/v4l2codecs/gstv4l2codecvp8dec.c
View file

@ -682,17 +682,13 @@ gst_v4l2_codec_vp8_dec_output_picture (GstVp8Decoder * decoder,
goto error;
}
if (!gst_v4l2_decoder_dequeue_src (self->decoder, &frame_num)) {
GST_ELEMENT_ERROR (self, STREAM, DECODE,
("Decoder did not produce a frame"), (NULL));
goto error;
}
if (frame_num != picture->system_frame_number) {
GST_ELEMENT_ERROR (self, STREAM, DECODE,
("Decoder produced out of order frame"), (NULL));
goto error;
}
do {
if (!gst_v4l2_decoder_dequeue_src (self->decoder, &frame_num)) {
GST_ELEMENT_ERROR (self, STREAM, DECODE,
("Decoder did not produce a frame"), (NULL));
goto error;
}
} while (frame_num != picture->system_frame_number);
finish_frame:
gst_v4l2_request_set_done (request);